# CVE-2020-22617: ardour: Ardour v5.12 contains a use-after-free vulnerability in the component ardour/libs/pbd/xml++.cc when using xmlFreeDoc...

CVE-2020-22617 is fixed in 3 products on 1 platform, first by ardour 1:5.12.0-3ubuntu0.1, released October 8, 2021. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2020-22617
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0129
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 8, 2021

## Description

Ardour v5.12 contains a use-after-free vulnerability in the component ardour/libs/pbd/xml++.cc when using xmlFreeDoc and xmlXPathFreeContext.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | ardour Ubuntu 18.04.6 LTS (bionic) | 1:5.12.0-3ubuntu0.1 | [ardour 1:5.12.0-3ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ardour-1-5.12.0-3ubuntu0.1.md) | Oct 8, 2021 |
| Linux | ardour Ubuntu 20.04 LTS (focal) | 1:5.12.0-3ubuntu4.1 | [ardour 1:5.12.0-3ubuntu4.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ardour-1-5.12.0-3ubuntu4.1.md) | Oct 8, 2021 |
| Linux | ardour-data Ubuntu 18.04.6 LTS (bionic) | 1:5.12.0-3ubuntu0.1 | [ardour-data 1:5.12.0-3ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ardour-data-1-5.12.0-3ubuntu0.1.md) | Oct 8, 2021 |
| Linux | ardour-data Ubuntu 20.04 LTS (focal) | 1:5.12.0-3ubuntu4.1 | [ardour-data 1:5.12.0-3ubuntu4.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ardour-data-1-5.12.0-3ubuntu4.1.md) | Oct 8, 2021 |
| Linux | ardour-video-timeline Ubuntu 18.04.6 LTS (bionic) | 1:5.12.0-3ubuntu0.1 | [ardour-video-timeline 1:5.12.0-3ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ardour-video-timeline-1-5.12.0-3ubuntu0.1.md) | Oct 8, 2021 |
| Linux | ardour-video-timeline Ubuntu 20.04 LTS (focal) | 1:5.12.0-3ubuntu4.1 | [ardour-video-timeline 1:5.12.0-3ubuntu4.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ardour-video-timeline-1-5.12.0-3ubuntu4.1.md) | Oct 8, 2021 |

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Data as of 2026-11-08T13:06:02Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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